Research

Show all

2022

1.

Banasiewicz, Aleksandra; Janicka, Anna; Michalak, Anna; Włostowski, Radosław

Photocatalysis as a method for reduction of ambient NOx in deep underground mines Journal Article

In: Measurement, vol. 200, pp. 111453, 2022.

BibTeX | Tags:

2021

2.

Goralczyk, Mateusz; Michalak, Anna; Sliwinski, Pawel

Drill bit deterioration estimation with the Random Forest Regressor Journal Article

In: IOP Conference Series: Earth and Environmental Science, vol. 942, no. 1, pp. 012013, 2021.

Links | BibTeX | Tags: drilling rig, Machine Learning, prediction, process performance, Random Forest Regressor, SafeMe4Mine

3.

Zietek, Bartlomiej; Wodecki, Jacek; Michalak, Anna; Sliwinski, Pawel

Drill bit state-oriented drilling process classification with time-series data for wheeled drilling rigs Journal Article

In: IOP Conference Series: Earth and Environmental Science, vol. 942, no. 1, pp. 012010, 2021.

Links | BibTeX | Tags: classification, dendrogram, SafeMe4Mine, threshold-based segmentation, underground drilling

4.

Wodecki, Jacek; Michalak, Anna

Fault-related impulsive component detection for vibration-based diagnostics in the presence of random impulsive noise Journal Article

In: IOP Conference Series: Earth and Environmental Science, vol. 942, no. 1, pp. 012016, 2021.

Links | BibTeX | Tags: Cyclic Spectral Coherence, decomposition, fault detection, Nonnegative Matrix Factorization, OPMO, vibration signal

5.

Michalak, Anna; Wodecki, Jacek

Parametric simulator of cyclic and non-cyclic impulsive vibration signals for diagnostic research applications Journal Article

In: IOP Conference Series: Earth and Environmental Science, vol. 942, no. 1, pp. 012015, 2021.

Links | BibTeX | Tags: autoregressive model, non-cyclic impulsive noise, nonstationary signal, OPMO, simulations, vibration data

6.

Wodecki, Jacek; Michalak, Anna; Zimroz, Radoslaw

Local damage detection based on vibration data analysis in the presence of Gaussian and heavy-tailed impulsive noise Journal Article

In: Measurement, vol. 169, pp. 108400, 2021, ISSN: 0263-2241.

Links | BibTeX | Tags: Crusher, Diagnostics, Nonnegative Matrix Factorization, OPMO, Time-Frequency Representation, Vibration

7.

Wodecki, Jacek; Michalak, Anna; Wylomanska, Agnieszka; Zimroz, Radoslaw

Influence of non-Gaussian noise on the effectiveness of cyclostationary analysis - simulations and real data analysis Journal Article

In: Measurement, pp. 108814, 2021.

Links | BibTeX | Tags: Crusher, Cyclic Spectral Coherence, Cyclostationarity, OPMO, Vibration

8.

Michalak, Anna; Wodecki, Jacek; Drozda, Michal; Wylomanska, Agnieszka; Zimroz, Radoslaw

Model of the Vibration Signal of the Vibrating Sieving Screen Suspension for Condition Monitoring Purposes Journal Article

In: Sensors, vol. 21, no. 1, pp. 213, 2021.

Links | BibTeX | Tags: Modeling, OPMO, Vibration

9.

Szrek, Jaroslaw; Trybala, Pawel; Góralczyk, Mateusz; Michalak, Anna; Zietek, Bartlomiej; Zimroz, Radoslaw

Accuracy Evaluation of Selected Mobile Inspection Robot Localization Techniques in a GNSS-Denied Environment Journal Article

In: Sensors, vol. 21, no. 1, pp. 141, 2021.

Links | BibTeX | Tags: AMICOS, Robotics

10.

Szrek, Jaroslaw; Zimroz, Radoslaw; Wodecki, Jacek; Michalak, Anna; Goralczyk, Mateusz; Worsa-Kozak, Magdalena

Application of the infrared thermography and Unmanned Ground Vehicle for rescue action support in undergroundmine - the AMICOS project Journal Article

In: Remote Sensing , vol. 13, no. 1, pp. 69, 2021.

Abstract | Links | BibTeX | Tags: AMICOS, Remote sensing, Robotics

2020

11.

Wodecki, Jacek; Michalak, Anna; Zimroz, Radoslaw; Wylomanska, Agnieszka

Separation of multiple local-damage-related components from vibration data using Nonnegative Matrix Factorization and multichannel data fusion Journal Article

In: Mechanical Systems and Signal Processing, vol. 145, pp. 106954, 2020.

Links | BibTeX | Tags: Diagnostics, MaMMa, Nonnegative Matrix Factorization, Time-Frequency Representation, Vibration

12.

Krot, Pavlo; Zimroz, Radoslaw; Michalak, Anna; Wodecki, Jacek; Ogonowski, Szymon; Drozda, Michal; Jach, Marek

Development and Verification of the Diagnostic Model of the Sieving Screen Journal Article

In: Shock and Vibration, vol. 2020, pp. 1–14, 2020.

Links | BibTeX | Tags: Analytics, Mining, OPMO, Vibrating Screens, Vibration

13.

Serafin, Tomasz; Michalak, Anna; Bielak, Lukasz; Wylomanska, Agnieszka

Averaged-Calibration-Length Prediction for Currency Exchange Rates by a Time-Dependent Vasicek Model Journal Article

In: Theoretical Economics Letters, vol. 10, no. 03, pp. 579–599, 2020.

Links | BibTeX | Tags: Economy, Modeling, Ornstein-Uhlenbeck process

14.

Worsa-Kozak, Magdalena; Zimroz, Radoslaw; Michalak, Anna; Wolkersdorfer, Christian; Wylomanska, Agnieszka; Kowalczyk, Marek

Groundwater Level Fluctuation Analysis in a Semi-Urban Area Using Statistical Methods and Data Mining Techniques - A Case Study in Wroclaw, Poland Journal Article

In: Applied Sciences, vol. 10, no. 10, pp. 3553, 2020.

Links | BibTeX | Tags: Analytics, Environment, Hydrogeology

15.

Michalak, Anna; Wodecki, Jacek; Wylomanska, Agnieszka; Zimroz, Radoslaw

Influence of Signal to Noise Ratio on the Effectiveness of Cointegration Analysis for Vibration Signal Proceedings Article

In: Workshop on Cyclostationary Systems and Their Applications, pp. 136–146, Springer 2020.

Links | BibTeX | Tags: Cointegration, Diagnostics, Monte Carlo, Vibration

16.

Wodecki, Jacek; Michalak, Anna; Stefaniak, Pawel; Wylomanska, Agnieszka; Zimroz, Radoslaw

Combination of Kolmogorov-Smirnov Statistic and Time-Frequency Representation for P-Wave Arrival Detection in Seismic Signal Proceedings Article

In: Workshop on Cyclostationary Systems and Their Applications, pp. 166–174, Springer 2020.

Links | BibTeX | Tags: Environment, Kolmogorov-Smirnov Statistic, Seismic, Time-Frequency Representation, Vibration

2019

17.

Kozlowski, Tomasz; Michalak, Anna; Zimroz, Radoslaw; Sliwinski, Pawel; Kaniewski, Tomasz

An Algorithm for Determining Unloading Cycles in Dump Truck Journal Article

In: IOP Conference Series: Earth and Environmental Science, vol. 362, pp. 012111, 2019.

Links | BibTeX | Tags: Analytics, Dump Trucks, MaMMa

18.

Wodecki, Jacek; Michalak, Anna; Zimroz, Radoslaw; Barszcz, Tomasz; Wylomanska, Agnieszka

Impulsive source separation using combination of Nonnegative Matrix Factorization of bi-frequency map, spatial denoising and Monte Carlo simulation Journal Article

In: Mechanical Systems and Signal Processing, vol. 127, pp. 89–101, 2019.

Links | BibTeX | Tags: Compressor, Cyclic Spectral Coherence, Diagnostics, Monte Carlo, Nonnegative Matrix Factorization, Spatial denoising, Vibration

19.

Michalak, Anna; Wylomanska, Agnieszka; Wodecki, Jacek; Zimroz, Radoslaw; Gryllias, Konstantinos

Optimal frequency band selection via stationarity testing in time frequency domain Proceedings Article

In: pp. 919–928, KU Leuven, 2019.

BibTeX | Tags: Diagnostics, Selector, Time-Frequency Representation, Vibration

20.

Kruczek, Piotr; Gomolla, Norbert; Hebda-Sobkowicz, Justyna; Michalak, Anna; Sliwinski, Pawel; Wodecki, Jacek; Stefaniak, Pawel; Wylomanska, Agnieszka; Zimroz, Radoslaw

Predictive maintenance of mining machines using advanced data analysis system based on the cloud technology Proceedings Article

In: pp. 459–470, Springer International Publishing, 2019.

Links | BibTeX | Tags: Analytics, Cloud technology, MaMMa

21.

Stefaniak, Pawel; Wodecki, Jacek; Michalak, Anna; Wylomanska, Agnieszka; Zimroz, Radoslaw

Data acquisition system for position tracking and selected physiological and environmental parameters analysis to describe employee condition in underground mine Proceedings Article

In: pp. 241–248, Springer International Publishing, 2019.

Links | BibTeX | Tags: Analytics, Vibration

22.

Michalak, Anna; Sliwinski, Pawel; Kaniewski, Tomasz; Wodecki, Jacek; Stefaniak, Pawel; Wylomanska, Agnieszka; Zimroz, Radoslaw

Condition monitoring for LHD machines operating in underground mine -- analysis of long-term diagnostic data Proceedings Article

In: pp. 471–480, Springer International Publishing, 2019.

Links | BibTeX | Tags: Diagnostics, LHD, Temperature

23.

Wodecki, Jacek; Michalak, Anna; Wylomanska, Agnieszka; Zimroz, Radoslaw

Local termination criterion for impulsive component detection using progressive genetic algorithm Proceedings Article

In: pp. 382–389, Springer International Publishing, 2019.

Links | BibTeX | Tags: Bearing, Diagnostics, Progressive Genetic Algorithm, Vibration

24.

Michalak, Anna; Wylomanska, Agnieszka; Wodecki, Jacek; Zimroz, Radoslaw

Integration approach for local damage detection of vibration signal from gearbox based on KPSS test Proceedings Article

In: pp. 330–339, Springer International Publishing, 2019.

Links | BibTeX | Tags: Diagnostics, Gearbox, Integration, Vibration

25.

Sikora, Grzegorz; Michalak, Anna; Bielak, Lukasz; Mista, Pawel; Wylomanska, Agnieszka

Stochastic modelling of currency exchange rates with novel validation techniques Journal Article

In: Physica A: Statistical Mechanics and its Applications, vol. 523, pp. 1202 - 1215, 2019, ISSN: 0378-4371.

Links | BibTeX | Tags: CKLS model, Economy, Modeling, Ornstein-Uhlenbeck process, Risk factors, SGT distribution

26.

Michalak, Anna; Wodecki, Jacek; Wylomanska, Agnieszka; Zimroz, Radoslaw

Application of cointegration to vibration signal for local damage detection in gearboxes Journal Article

In: Applied Acoustics, vol. 144, pp. 4–10, 2019, ISSN: 0003-682X.

Links | BibTeX | Tags: Cointegration, Diagnostics, DISIRE, Gearbox, Vibration

27.

Gorniak-Zimroz, Justyna; Wylomanska, Agnieszka; Stefaniak, Pawel; Michalak, Anna

Development of a GIS System Prototype for Spatiotemporal Analysis of Seismic Events Proceedings Article

In: IOP Conference Series: Earth and Environmental Science, pp. 1–10, IOP Publishing 2019.

Links | BibTeX | Tags: Environment

28.

Bielak, Lukasz; Mista, Pawel; Michalak, Anna; Wylomanska, Agnieszka

The application of correlation models for the analysis of market risk factors in KGHM capital group Proceedings Article

In: Mining goes Digital: Proceedings of the 39th International Symposium'Application of Computers and Operations Research in the Mineral Industry'(APCOM 2019), June 4-6, 2019, Wroclaw, Poland, pp. 38, CRC Press 2019.

BibTeX | Tags: Economy, Rank correlation, Risk factors

2018

29.

Wodecki, Jacek; Michalak, Anna; Zimroz, Radoslaw

Optimal filter design with progressive genetic algorithm for local damage detection in rolling bearings Journal Article

In: Mechanical Systems and Signal Processing, vol. 102, pp. 102–116, 2018.

Links | BibTeX | Tags: Bearing, Diagnostics, DISIRE, Progressive Genetic Algorithm, Vibration

30.

Wodecki, Jacek; Michalak, Anna; Stefaniak, Pawel

Review of smoothing methods for enhancement of noisy data from heavy-duty LHD mining machines Proceedings Article

In: E3S Web of Conferences, pp. 00011, EDP Sciences, 2018.

Links | BibTeX | Tags: Analytics, LHD

31.

Wodecki, Jacek; Stefaniak, Pawel; Michalak, Anna; Wylomanska, Agnieszka; Zimroz, Radoslaw

Technical condition change detection using Anderson--Darling statistic approach for LHD machines--engine overheating problem Journal Article

In: International Journal of Mining, Reclamation and Environment, vol. 32, no. 6, pp. 392-400, 2018.

Links | BibTeX | Tags: Diagnostics, LHD, Temperature

2017

32.

Stefaniak, Pawel; Wodecki, Michal; Michalak, Anna

Association rules discovery from diagnostic data application to gearboxes used in mining industry Proceedings Article

In: pp. 103-108, 2017.

Links | BibTeX | Tags: Analytics, Gearbox, Vibration

33.

Wodecki, Jacek; Stefaniak, Pawel; Michalak, Anna; Wylomanska, Agnieszka

Automatic calculation of thresholds for load dependent condition indicators by modelling of probability distribution functions--maintenance of gearboxes used in mining conveying system Proceedings Article

In: pp. 67–72, JVE International Ltd., 2017.

Links | BibTeX | Tags: Analytics, DISIRE, Gearbox, Modeling, Vibration